Buildings.ThermalZones.Detailed.Validation.BESTEST.Data

This package contains the data for the BESTEST validation

Information

Package with data that are used in various BESTEST models. This package has been implemented to avoid duplicate definition of data in the various BESTEST examples.

Extends from Modelica.Icons.MaterialPropertiesPackage (Icon for package containing property classes).

Package Content

Name	Description
ExteriorWallCase900	High Mass Case: Exterior Wall
FloorCase900	High Mass Case: Floor
Glass600	Thermal properties of window glass
ResultSummary	Record that is used for summary of the results
StandardResults	ASHRAE Standard Results
StandardResultsFreeFloating	ASHRAE Standard Results
Win600	Double pane, clear glass 3.175mm, air 13mm, clear glass 3.175mm

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.ExteriorWallCase900

High Mass Case: Exterior Wall

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.ExteriorWallCase900

Information

This construction is for the exterior wall of the 900 test series.

Extends from Buildings.HeatTransfer.Data.OpaqueConstructions.Generic (Thermal properties of opaque constructions).

Parameters

Type	Name	Default	Description
Integer	nLay	3	Number of layers
Material	material[nLay]	{Buildings.HeatTransfer.Data...	Layer by layer declaration of material, starting from outside to room-side
Emissivity	absIR_a	0.9	Infrared absorptivity of surface a (usually outside-facing surface) [1]
Emissivity	absIR_b	0.9	Infrared absorptivity of surface b (usually room-facing surface) [1]
Emissivity	absSol_a	0.6	Solar absorptivity of surface a (usually outside-facing surface) [1]
Emissivity	absSol_b	0.6	Solar absorptivity of surface b (usually room-facing surface) [1]
SurfaceRoughness	roughness_a	Buildings.HeatTransfer.Types...	Exterior surface roughness

Modelica definition

record ExteriorWallCase900 = Buildings.HeatTransfer.Data.OpaqueConstructions.Generic ( nLay=3, absIR_a=0.9, absIR_b=0.9, absSol_a=0.6, absSol_b=0.6, material={Buildings.HeatTransfer.Data.Solids.Generic( x=0.009, k=0.140, c=900, d=530, nStaRef=nStaRef),Buildings.HeatTransfer.Data.Solids.Generic( x=0.0615, k=0.040, c=1400, d=10, nStaRef=nStaRef),Buildings.HeatTransfer.Data.Solids.Generic( x=0.100, k=0.510, c=1000, d=1400, nStaRef=nStaRef)}) "High Mass Case: Exterior Wall";

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.FloorCase900

High Mass Case: Floor

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.FloorCase900

Information

This construction is for the floor of the 900 test series.

Extends from Buildings.HeatTransfer.Data.OpaqueConstructions.Generic (Thermal properties of opaque constructions).

Parameters

Type	Name	Default	Description
Integer	nLay	2	Number of layers
Material	material[nLay]	{Buildings.HeatTransfer.Data...	Layer by layer declaration of material, starting from outside to room-side
Emissivity	absIR_a	0.9	Infrared absorptivity of surface a (usually outside-facing surface) [1]
Emissivity	absIR_b	0.9	Infrared absorptivity of surface b (usually room-facing surface) [1]
Emissivity	absSol_a	0.6	Solar absorptivity of surface a (usually outside-facing surface) [1]
Emissivity	absSol_b	0.6	Solar absorptivity of surface b (usually room-facing surface) [1]
SurfaceRoughness	roughness_a	Buildings.HeatTransfer.Types...	Exterior surface roughness

Modelica definition

record FloorCase900 = Buildings.HeatTransfer.Data.OpaqueConstructions.Generic ( final nLay=2, absIR_a=0.9, absIR_b=0.9, absSol_a=0.6, absSol_b=0.6, material={Buildings.HeatTransfer.Data.Solids.Generic( x=1.007, k=0.040, c=0, d=0, nStaRef=nStaRef),Buildings.HeatTransfer.Data.Solids.Generic( x=0.080, k=1.130, c=1000, d=1400, nStaRef=nStaRef)}) "High Mass Case: Floor";

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.Glass600

Thermal properties of window glass

Information

This record declares the glass properties for the BESTEST model.

Extends from Buildings.HeatTransfer.Data.Glasses.Generic (Thermal properties of window glass).

Parameters

Type	Name	Default	Description
Length	x	0.003175	Thickness [m]
ThermalConductivity	k	1.06	Thermal conductivity [W/(m.K)]
TransmissionCoefficient	tauSol[:]	{0.86156}	Solar transmittance [1]
ReflectionCoefficient	rhoSol_a[:]	{0.0434}	Solar reflectance of surface a (usually outside-facing surface) [1]
ReflectionCoefficient	rhoSol_b[:]	{0.0434}	Solar reflectance of surface b (usually room-facing surface) [1]
TransmissionCoefficient	tauIR	0	Infrared transmissivity of glass [1]
Emissivity	absIR_a	0.9	Infrared absorptivity of surface a (usually outside-facing surface) [1]
Emissivity	absIR_b	0.9	Infrared absorptivity of surface b (usually room-facing surface) [1]

Modelica definition

record Glass600 = Buildings.HeatTransfer.Data.Glasses.Generic ( x=0.003175, k=1.06, tauSol={0.86156}, rhoSol_a={0.0434}, rhoSol_b={0.0434}, tauIR=0, absIR_a=0.9, absIR_b=0.9) "Thermal properties of window glass";

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.ResultSummary

Record that is used for summary of the results

Information

Record that is used for reference results.

Parameters

Type	Name	Description
Real	Min	Minimum
Real	Max	Maximum
Real	Mean	Mean

Modelica definition

record ResultSummary "Record that is used for summary of the results" parameter Real Min "Minimum"; parameter Real Max "Maximum"; parameter Real Mean "Mean"; end ResultSummary;

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.StandardResults

ASHRAE Standard Results

Information

For cases with heating and cooling, this record is used to compare the simulated results with the results published in the ASHRAE/ANSI Standard 140.

Extends from Modelica.Icons.Record (Icon for records).

Parameters

Type	Name	Default	Description
ResultSummary	annualHea	annualHea( ...	Annual heating energy
ResultSummary	annualCoo	annualCoo( ...	Annual heating energy
ResultSummary	peakHea	peakHea( ...	Peak heating power
ResultSummary	peakCoo	peakCoo( ...	Peak heating power

Modelica definition

record StandardResults "ASHRAE Standard Results" extends Modelica.Icons.Record; parameter ResultSummary annualHea(Min(unit="J"), Max(unit="J"), Mean(unit="J")) "Annual heating energy"; parameter ResultSummary annualCoo(Min(unit="J"), Max(unit="J"), Mean(unit="J")) "Annual heating energy"; parameter ResultSummary peakHea(Min(unit="W"), Max(unit="W"), Mean(unit="W")) "Peak heating power"; parameter ResultSummary peakCoo(Min(unit="W"), Max(unit="W"), Mean(unit="W")) "Peak heating power"; end StandardResults;

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.StandardResultsFreeFloating

ASHRAE Standard Results

Information

For free-floating temperature cases, this record is used to compare the simulated results with the results published in the ASHRAE/ANSI Standard 140.

Extends from Modelica.Icons.Record (Icon for records).

Parameters

Type	Name	Default	Description
ResultSummary	minT	minT( ...	Minimum temperature
ResultSummary	maxT	maxT( ...	Maximum temperature
ResultSummary	meanT	meanT( ...	Mean temperature

Modelica definition

record StandardResultsFreeFloating "ASHRAE Standard Results" extends Modelica.Icons.Record; parameter ResultSummary minT(Min(unit="K"), Max(unit="K"), Mean(unit="K")) "Minimum temperature"; parameter ResultSummary maxT(Min(unit="K"), Max(unit="K"), Mean(unit="K")) "Maximum temperature"; parameter ResultSummary meanT(Min(unit="K"), Max(unit="K"), Mean(unit="K")) "Mean temperature"; end StandardResultsFreeFloating;

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.Win600

Double pane, clear glass 3.175mm, air 13mm, clear glass 3.175mm

Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.Win600

Information

This record declares the parameters for the window system for the BESTEST.

Extends from Buildings.HeatTransfer.Data.GlazingSystems.Generic (Thermal properties of glazing systems).

Parameters

Type	Name	Default	Description
Boolean	haveExteriorShade	false	Set to true if window has an exterior shade (at surface a)
Boolean	haveInteriorShade	false	Set to true if window has an interior shade (at surface b)
Generic	glass[:]	{Buildings.ThermalZones.Deta...	Layer by layer declaration of glass layers, starting from outside to room-side
Generic	gas[:]	{Buildings.HeatTransfer.Data...	Layer by layer declaration of glass layers, starting from outside to room-side
Generic	shade		Shade
CoefficientOfHeatTransfer	UFra	1.4	U-value of frame [W/(m2.K)]
Emissivity	absIRFra	0.8	Infrared absorptivity of window frame [1]
Emissivity	absSolFra	0.5	Solar absorptivity of window frame [1]

Modelica definition

record Win600 = Buildings.HeatTransfer.Data.GlazingSystems.Generic ( final glass={Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.Glass600(), Buildings.ThermalZones.Detailed.Validation.BESTEST.Data.Glass600()}, final gas={Buildings.HeatTransfer.Data.Gases.Air(x=0.013)}, UFra=1.4) "Double pane, clear glass 3.175mm, air 13mm, clear glass 3.175mm";